{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2024-26793", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-19T14:20:24.178Z", "datePublished": "2024-04-04T08:20:23.771Z", "dateUpdated": "2025-05-04T08:56:40.199Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:56:40.199Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngtp: fix use-after-free and null-ptr-deref in gtp_newlink()\n\nThe gtp_link_ops operations structure for the subsystem must be\nregistered after registering the gtp_net_ops pernet operations structure.\n\nSyzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:\n\n[ 1010.702740] gtp: GTP module unloaded\n[ 1010.715877] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI\n[ 1010.715888] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\n[ 1010.715895] CPU: 1 PID: 128616 Comm: a.out Not tainted 6.8.0-rc6-std-def-alt1 #1\n[ 1010.715899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\n[ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.715915] Code: 80 3c 02 00 0f 85 41 04 00 00 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 48 b8 00 00 00\n[ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203\n[ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000000\n[ 1010.715933] RDX: 0000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282\n[ 1010.715938] RBP: 000000000000000d R08: 0000000000000001 R09: 0000000000000000\n[ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80\n[ 1010.715947] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000400\n[ 1010.715953] FS: 00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000\n[ 1010.715958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0\n[ 1010.715968] PKRU: 55555554\n[ 1010.715972] Call Trace:\n[ 1010.715985] ? __die_body.cold+0x1a/0x1f\n[ 1010.715995] ? die_addr+0x43/0x70\n[ 1010.716002] ? exc_general_protection+0x199/0x2f0\n[ 1010.716016] ? asm_exc_general_protection+0x1e/0x30\n[ 1010.716026] ? gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.716034] ? gtp_net_exit+0x150/0x150 [gtp]\n[ 1010.716042] __rtnl_newlink+0x1063/0x1700\n[ 1010.716051] ? rtnl_setlink+0x3c0/0x3c0\n[ 1010.716063] ? is_bpf_text_address+0xc0/0x1f0\n[ 1010.716070] ? kernel_text_address.part.0+0xbb/0xd0\n[ 1010.716076] ? __kernel_text_address+0x56/0xa0\n[ 1010.716084] ? unwind_get_return_address+0x5a/0xa0\n[ 1010.716091] ? create_prof_cpu_mask+0x30/0x30\n[ 1010.716098] ? arch_stack_walk+0x9e/0xf0\n[ 1010.716106] ? stack_trace_save+0x91/0xd0\n[ 1010.716113] ? stack_trace_consume_entry+0x170/0x170\n[ 1010.716121] ? __lock_acquire+0x15c5/0x5380\n[ 1010.716139] ? mark_held_locks+0x9e/0xe0\n[ 1010.716148] ? kmem_cache_alloc_trace+0x35f/0x3c0\n[ 1010.716155] ? __rtnl_newlink+0x1700/0x1700\n[ 1010.716160] rtnl_newlink+0x69/0xa0\n[ 1010.716166] rtnetlink_rcv_msg+0x43b/0xc50\n[ 1010.716172] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716179] ? lock_acquire+0x1fe/0x560\n[ 1010.716188] ? netlink_deliver_tap+0x12f/0xd50\n[ 1010.716196] netlink_rcv_skb+0x14d/0x440\n[ 1010.716202] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716208] ? netlink_ack+0xab0/0xab0\n[ 1010.716213] ? netlink_deliver_tap+0x202/0xd50\n[ 1010.716220] ? netlink_deliver_tap+0x218/0xd50\n[ 1010.716226] ? __virt_addr_valid+0x30b/0x590\n[ 1010.716233] netlink_unicast+0x54b/0x800\n[ 1010.716240] ? netlink_attachskb+0x870/0x870\n[ 1010.716248] ? __check_object_size+0x2de/0x3b0\n[ 1010.716254] netlink_sendmsg+0x938/0xe40\n[ 1010.716261] ? netlink_unicast+0x800/0x800\n[ 1010.716269] ? __import_iovec+0x292/0x510\n[ 1010.716276] ? netlink_unicast+0x800/0x800\n[ 1010.716284] __sock_sendmsg+0x159/0x190\n[ 1010.716290] ____sys_sendmsg+0x712/0x880\n[ 1010.716297] ? sock_write_iter+0x3d0/0x3d0\n[ 1010.716304] ? __ia32_sys_recvmmsg+0x270/0x270\n[ 1010.716309] ? lock_acquire+0x1fe/0x560\n[ 1010.716315] ? drain_array_locked+0x90/0x90\n[ 1010.716324] ___sys_sendmsg+0xf8/0x170\n[ 1010.716331] ? sendmsg_copy_msghdr+0x170/0x170\n[ 1010.716337] ? lockdep_init_map\n---truncated---"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/gtp.c"], "versions": [{"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "01129059d5141d62fae692f7a336ae3bc712d3eb", "status": "affected", "versionType": "git"}, {"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6", "status": "affected", "versionType": "git"}, {"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "e668b92a3a01429923fd5ca13e99642aab47de69", "status": "affected", "versionType": "git"}, {"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "9376d059a705c5dfaac566c2d09891242013ae16", "status": "affected", "versionType": "git"}, {"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "abd32d7f5c0294c1b2454c5a3b13b18446bac627", "status": "affected", "versionType": "git"}, {"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "93dd420bc41531c9a31498b9538ca83ba6ec191e", "status": "affected", "versionType": "git"}, {"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8", "status": "affected", "versionType": "git"}, {"version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "616d82c3cfa2a2146dd7e3ae47bda7e877ee549e", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/gtp.c"], "versions": [{"version": "4.7", "status": "affected"}, {"version": "0", "lessThan": "4.7", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.309", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.271", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.212", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.151", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.81", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.21", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.7.9", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.8", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "4.19.309"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "5.4.271"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "5.10.212"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "5.15.151"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.1.81"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.6.21"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.7.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.8"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb"}, {"url": "https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6"}, {"url": "https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69"}, {"url": "https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16"}, {"url": "https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627"}, {"url": "https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e"}, {"url": "https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8"}, {"url": "https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e"}], "title": "gtp: fix use-after-free and null-ptr-deref in gtp_newlink()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:14:13.475Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-26793", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:50:52.672497Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:33:48.724Z"}}]}, "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:14:13.475Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-26793", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:50:52.672497Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T12:42:18.877Z"}}], "cna": {"title": "gtp: fix use-after-free and null-ptr-deref in gtp_newlink()", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "01129059d5141d62fae692f7a336ae3bc712d3eb", "versionType": "git"}, {"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6", "versionType": "git"}, {"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "e668b92a3a01429923fd5ca13e99642aab47de69", "versionType": "git"}, {"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "9376d059a705c5dfaac566c2d09891242013ae16", "versionType": "git"}, {"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "abd32d7f5c0294c1b2454c5a3b13b18446bac627", "versionType": "git"}, {"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "93dd420bc41531c9a31498b9538ca83ba6ec191e", "versionType": "git"}, {"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8", "versionType": "git"}, {"status": "affected", "version": "459aa660eb1d8ce67080da1983bb81d716aa5a69", "lessThan": "616d82c3cfa2a2146dd7e3ae47bda7e877ee549e", "versionType": "git"}], "programFiles": ["drivers/net/gtp.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4.7"}, {"status": "unaffected", "version": "0", "lessThan": "4.7", "versionType": "semver"}, {"status": "unaffected", "version": "4.19.309", "versionType": "semver", "lessThanOrEqual": "4.19.*"}, {"status": "unaffected", "version": "5.4.271", "versionType": "semver", "lessThanOrEqual": "5.4.*"}, {"status": "unaffected", "version": "5.10.212", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.151", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.81", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.21", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.7.9", "versionType": "semver", "lessThanOrEqual": "6.7.*"}, {"status": "unaffected", "version": "6.8", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/net/gtp.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb"}, {"url": "https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6"}, {"url": "https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69"}, {"url": "https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16"}, {"url": "https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627"}, {"url": "https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e"}, {"url": "https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8"}, {"url": "https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngtp: fix use-after-free and null-ptr-deref in gtp_newlink()\n\nThe gtp_link_ops operations structure for the subsystem must be\nregistered after registering the gtp_net_ops pernet operations structure.\n\nSyzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:\n\n[ 1010.702740] gtp: GTP module unloaded\n[ 1010.715877] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI\n[ 1010.715888] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\n[ 1010.715895] CPU: 1 PID: 128616 Comm: a.out Not tainted 6.8.0-rc6-std-def-alt1 #1\n[ 1010.715899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\n[ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.715915] Code: 80 3c 02 00 0f 85 41 04 00 00 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 48 b8 00 00 00\n[ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203\n[ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000000\n[ 1010.715933] RDX: 0000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282\n[ 1010.715938] RBP: 000000000000000d R08: 0000000000000001 R09: 0000000000000000\n[ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80\n[ 1010.715947] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000400\n[ 1010.715953] FS: 00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000\n[ 1010.715958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0\n[ 1010.715968] PKRU: 55555554\n[ 1010.715972] Call Trace:\n[ 1010.715985] ? __die_body.cold+0x1a/0x1f\n[ 1010.715995] ? die_addr+0x43/0x70\n[ 1010.716002] ? exc_general_protection+0x199/0x2f0\n[ 1010.716016] ? asm_exc_general_protection+0x1e/0x30\n[ 1010.716026] ? gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.716034] ? gtp_net_exit+0x150/0x150 [gtp]\n[ 1010.716042] __rtnl_newlink+0x1063/0x1700\n[ 1010.716051] ? rtnl_setlink+0x3c0/0x3c0\n[ 1010.716063] ? is_bpf_text_address+0xc0/0x1f0\n[ 1010.716070] ? kernel_text_address.part.0+0xbb/0xd0\n[ 1010.716076] ? __kernel_text_address+0x56/0xa0\n[ 1010.716084] ? unwind_get_return_address+0x5a/0xa0\n[ 1010.716091] ? create_prof_cpu_mask+0x30/0x30\n[ 1010.716098] ? arch_stack_walk+0x9e/0xf0\n[ 1010.716106] ? stack_trace_save+0x91/0xd0\n[ 1010.716113] ? stack_trace_consume_entry+0x170/0x170\n[ 1010.716121] ? __lock_acquire+0x15c5/0x5380\n[ 1010.716139] ? mark_held_locks+0x9e/0xe0\n[ 1010.716148] ? kmem_cache_alloc_trace+0x35f/0x3c0\n[ 1010.716155] ? __rtnl_newlink+0x1700/0x1700\n[ 1010.716160] rtnl_newlink+0x69/0xa0\n[ 1010.716166] rtnetlink_rcv_msg+0x43b/0xc50\n[ 1010.716172] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716179] ? lock_acquire+0x1fe/0x560\n[ 1010.716188] ? netlink_deliver_tap+0x12f/0xd50\n[ 1010.716196] netlink_rcv_skb+0x14d/0x440\n[ 1010.716202] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716208] ? netlink_ack+0xab0/0xab0\n[ 1010.716213] ? netlink_deliver_tap+0x202/0xd50\n[ 1010.716220] ? netlink_deliver_tap+0x218/0xd50\n[ 1010.716226] ? __virt_addr_valid+0x30b/0x590\n[ 1010.716233] netlink_unicast+0x54b/0x800\n[ 1010.716240] ? netlink_attachskb+0x870/0x870\n[ 1010.716248] ? __check_object_size+0x2de/0x3b0\n[ 1010.716254] netlink_sendmsg+0x938/0xe40\n[ 1010.716261] ? netlink_unicast+0x800/0x800\n[ 1010.716269] ? __import_iovec+0x292/0x510\n[ 1010.716276] ? netlink_unicast+0x800/0x800\n[ 1010.716284] __sock_sendmsg+0x159/0x190\n[ 1010.716290] ____sys_sendmsg+0x712/0x880\n[ 1010.716297] ? sock_write_iter+0x3d0/0x3d0\n[ 1010.716304] ? __ia32_sys_recvmmsg+0x270/0x270\n[ 1010.716309] ? lock_acquire+0x1fe/0x560\n[ 1010.716315] ? drain_array_locked+0x90/0x90\n[ 1010.716324] ___sys_sendmsg+0xf8/0x170\n[ 1010.716331] ? sendmsg_copy_msghdr+0x170/0x170\n[ 1010.716337] ? lockdep_init_map\n---truncated---"}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.19.309", "versionStartIncluding": "4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.4.271", "versionStartIncluding": "4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.212", "versionStartIncluding": "4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.151", "versionStartIncluding": "4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.81", "versionStartIncluding": "4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.21", "versionStartIncluding": "4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.7.9", "versionStartIncluding": "4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.8", "versionStartIncluding": "4.7"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:56:40.199Z"}}}, "cveMetadata": {"cveId": "CVE-2024-26793", "state": "PUBLISHED", "dateUpdated": "2025-05-04T08:56:40.199Z", "dateReserved": "2024-02-19T14:20:24.178Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-04-04T08:20:23.771Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "AC54329E-05C1-4B14-9E7D-E2F71295B965", "versionEndExcluding": "4.19.309", "versionStartIncluding": "4.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "7BE17E30-58A5-468C-A06E-28C355F4F8DD", "versionEndExcluding": "5.4.271", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "01B34738-A022-44A9-9250-DCBC76539CB9", "versionEndExcluding": "5.10.212", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EEAFD33E-C22F-4FB1-A417-9C96AB3E0358", "versionEndExcluding": "5.15.151", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EC825B0E-DFCA-4034-9B92-F111A4E2A732", "versionEndExcluding": "6.1.81", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B19074A2-9FE5-4E7D-9E2D-020F95013ADA", "versionEndExcluding": "6.6.21", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "1C538467-EDA0-4A9A-82EB-2925DE9FF827", "versionEndExcluding": "6.7.9", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*", "matchCriteriaId": "B9F4EA73-0894-400F-A490-3A397AB7A517", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*", "matchCriteriaId": "056BD938-0A27-4569-B391-30578B309EE3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*", "matchCriteriaId": "F02056A5-B362-4370-9FF8-6F0BD384D520", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*", "matchCriteriaId": "62075ACE-B2A0-4B16-829D-B3DA5AE5CC41", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*", "matchCriteriaId": "A780F817-2A77-4130-A9B7-5C25606314E3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:*", "matchCriteriaId": "AEB9199B-AB8F-4877-8964-E2BA95B5F15C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngtp: fix use-after-free and null-ptr-deref in gtp_newlink()\n\nThe gtp_link_ops operations structure for the subsystem must be\nregistered after registering the gtp_net_ops pernet operations structure.\n\nSyzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:\n\n[ 1010.702740] gtp: GTP module unloaded\n[ 1010.715877] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI\n[ 1010.715888] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\n[ 1010.715895] CPU: 1 PID: 128616 Comm: a.out Not tainted 6.8.0-rc6-std-def-alt1 #1\n[ 1010.715899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\n[ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.715915] Code: 80 3c 02 00 0f 85 41 04 00 00 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 48 b8 00 00 00\n[ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203\n[ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000000\n[ 1010.715933] RDX: 0000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282\n[ 1010.715938] RBP: 000000000000000d R08: 0000000000000001 R09: 0000000000000000\n[ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80\n[ 1010.715947] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000400\n[ 1010.715953] FS: 00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000\n[ 1010.715958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0\n[ 1010.715968] PKRU: 55555554\n[ 1010.715972] Call Trace:\n[ 1010.715985] ? __die_body.cold+0x1a/0x1f\n[ 1010.715995] ? die_addr+0x43/0x70\n[ 1010.716002] ? exc_general_protection+0x199/0x2f0\n[ 1010.716016] ? asm_exc_general_protection+0x1e/0x30\n[ 1010.716026] ? gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.716034] ? gtp_net_exit+0x150/0x150 [gtp]\n[ 1010.716042] __rtnl_newlink+0x1063/0x1700\n[ 1010.716051] ? rtnl_setlink+0x3c0/0x3c0\n[ 1010.716063] ? is_bpf_text_address+0xc0/0x1f0\n[ 1010.716070] ? kernel_text_address.part.0+0xbb/0xd0\n[ 1010.716076] ? __kernel_text_address+0x56/0xa0\n[ 1010.716084] ? unwind_get_return_address+0x5a/0xa0\n[ 1010.716091] ? create_prof_cpu_mask+0x30/0x30\n[ 1010.716098] ? arch_stack_walk+0x9e/0xf0\n[ 1010.716106] ? stack_trace_save+0x91/0xd0\n[ 1010.716113] ? stack_trace_consume_entry+0x170/0x170\n[ 1010.716121] ? __lock_acquire+0x15c5/0x5380\n[ 1010.716139] ? mark_held_locks+0x9e/0xe0\n[ 1010.716148] ? kmem_cache_alloc_trace+0x35f/0x3c0\n[ 1010.716155] ? __rtnl_newlink+0x1700/0x1700\n[ 1010.716160] rtnl_newlink+0x69/0xa0\n[ 1010.716166] rtnetlink_rcv_msg+0x43b/0xc50\n[ 1010.716172] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716179] ? lock_acquire+0x1fe/0x560\n[ 1010.716188] ? netlink_deliver_tap+0x12f/0xd50\n[ 1010.716196] netlink_rcv_skb+0x14d/0x440\n[ 1010.716202] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716208] ? netlink_ack+0xab0/0xab0\n[ 1010.716213] ? netlink_deliver_tap+0x202/0xd50\n[ 1010.716220] ? netlink_deliver_tap+0x218/0xd50\n[ 1010.716226] ? __virt_addr_valid+0x30b/0x590\n[ 1010.716233] netlink_unicast+0x54b/0x800\n[ 1010.716240] ? netlink_attachskb+0x870/0x870\n[ 1010.716248] ? __check_object_size+0x2de/0x3b0\n[ 1010.716254] netlink_sendmsg+0x938/0xe40\n[ 1010.716261] ? netlink_unicast+0x800/0x800\n[ 1010.716269] ? __import_iovec+0x292/0x510\n[ 1010.716276] ? netlink_unicast+0x800/0x800\n[ 1010.716284] __sock_sendmsg+0x159/0x190\n[ 1010.716290] ____sys_sendmsg+0x712/0x880\n[ 1010.716297] ? sock_write_iter+0x3d0/0x3d0\n[ 1010.716304] ? __ia32_sys_recvmmsg+0x270/0x270\n[ 1010.716309] ? lock_acquire+0x1fe/0x560\n[ 1010.716315] ? drain_array_locked+0x90/0x90\n[ 1010.716324] ___sys_sendmsg+0xf8/0x170\n[ 1010.716331] ? sendmsg_copy_msghdr+0x170/0x170\n[ 1010.716337] ? lockdep_init_map\n---truncated---"}, {"lang": "es", "value": "En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: gtp: corrige use-after-free y null-ptr-deref en gtp_newlink() La estructura de operaciones gtp_link_ops para el subSYSTEM debe registrarse despu\u00e9s de registrar la estructura de operaciones pernet gtp_net_ops. Syzkaller encontr\u00f3 el error 'fallo de protecci\u00f3n general en gtp_genl_dump_pdp': [1010.702740] gtp: m\u00f3dulo GTP descargado [1010.715877] fallo de protecci\u00f3n general, probablemente para la direcci\u00f3n no can\u00f3nica 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI [1010.715888 ] KASAN: ptr nulo -deref en el rango [0x0000000000000008-0x000000000000000f] [ 1010.715895] CPU: 1 PID: 128616 Comm: a.out No contaminado 6.8.0-rc6-std-def-alt1 #1 [ 1010.715899] Nombre de hardware: Est\u00e1ndar QEMU PC (Q35+ ICH9, 2009), BIOS 1.16.0-alt1 01/04/2014 [ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp] [ 1010.715915] C\u00f3digo: 80 3c 02 00 0f 85 41 04 00 0 0 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 &lt;80&gt; 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 4 8b8 00 00 00 [ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203 [ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000 000 [ 1010.715933] RDX: 00000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282 [ 1010.715938] RBP: 000000000000000d R08: 000000000000 0001 R09: 0000000000000000 [ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80 [ 1010.715947] R13: 0000000000000000 R14: 00000000000 00000 R15: 0000000000000400 [ 1010.715953] FS: 00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000 [ 1010.715958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0 [ 1010.715968] PKRU: 55555 554 [1010.715972] Seguimiento de llamadas: [1010.715985]? __die_body.cold+0x1a/0x1f [ 1010.715995] ? die_addr+0x43/0x70 [1010.716002]? exc_general_protection+0x199/0x2f0 [1010.716016]? asm_exc_general_protection+0x1e/0x30 [1010.716026]? gtp_newlink+0x4d7/0x9c0 [gtp] [ 1010.716034] ? gtp_net_exit+0x150/0x150 [gtp] [ 1010.716042] __rtnl_newlink+0x1063/0x1700 [ 1010.716051] ? rtnl_setlink+0x3c0/0x3c0 [1010.716063]? is_bpf_text_address+0xc0/0x1f0 [1010.716070]? kernel_text_address.part.0+0xbb/0xd0 [1010.716076]? __kernel_text_address+0x56/0xa0 [ 1010.716084] ? unwind_get_return_address+0x5a/0xa0 [1010.716091]? create_prof_cpu_mask+0x30/0x30 [1010.716098]? arch_stack_walk+0x9e/0xf0 [1010.716106]? stack_trace_save+0x91/0xd0 [1010.716113]? stack_trace_consume_entry+0x170/0x170 [1010.716121]? __lock_acquire+0x15c5/0x5380 [1010.716139]? mark_held_locks+0x9e/0xe0 [1010.716148]? \u00bfkmem_cache_alloc_trace+0x35f/0x3c0 [1010.716155]? __rtnl_newlink+0x1700/0x1700 [ 1010.716160] rtnl_newlink+0x69/0xa0 [ 1010.716166] rtnetlink_rcv_msg+0x43b/0xc50 [ 1010.716172] ? rtnl_fdb_dump+0x9f0/0x9f0 [1010.716179]? lock_acquire+0x1fe/0x560 [1010.716188]? netlink_deliver_tap+0x12f/0xd50 [ 1010.716196] netlink_rcv_skb+0x14d/0x440 [ 1010.716202] ? rtnl_fdb_dump+0x9f0/0x9f0 [1010.716208]? netlink_ack+0xab0/0xab0 [1010.716213]? netlink_deliver_tap+0x202/0xd50 [1010.716220]? netlink_deliver_tap+0x218/0xd50 [1010.716226]? __virt_addr_valid+0x30b/0x590 [ 1010.716233] netlink_unicast+0x54b/0x800 [ 1010.716240] ? netlink_attachskb+0x870/0x870 [1010.716248]? __check_object_size+0x2de/0x3b0 [ 1010.716254] netlink_sendmsg+0x938/0xe40 [ 1010.716261] ? netlink_unicast+0x800/0x800 [1010.716269]? __import_iovec+0x292/0x510 [ 1010.716276] ? netlink_unicast+0x800/0x800 [ 1010.716284] __sock_sendmsg+0x159/0x190 [ 1010.716290] ____sys_sendmsg+0x712/0x880 [ 1010.716297] ? sock_write_iter+0x3d0/0x3d0 [1010.716304]? __ia32_sys_recvmmsg+0x270/0x270 [1010.716309]? lock_acquire+0x1fe/0x560 [1010.716315]? Drain_array_locked+0x90/0x90 [ 1010.716324] ___sys_sendmsg+0xf8/0x170 [ 1010.716331] ? sendmsg_copy_msghdr+0x170/0x170 [1010.716337]? lockdep_init_map ---truncado---"}], "id": "CVE-2024-26793", "lastModified": "2024-12-20T15:56:00.320", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-04-04T09:15:08.620", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/01129059d5141d62fae692f7a336ae3bc712d3eb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5366969a19a8a0d2ffb3d27ef6e8905e5e4216f8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/616d82c3cfa2a2146dd7e3ae47bda7e877ee549e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9376d059a705c5dfaac566c2d09891242013ae16"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/93dd420bc41531c9a31498b9538ca83ba6ec191e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/abd32d7f5c0294c1b2454c5a3b13b18446bac627"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e668b92a3a01429923fd5ca13e99642aab47de69"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ec92aa2cab6f0048f10d6aa4f025c5885cb1a1b6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}, {"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: gtp: fix use-after-free and null-ptr-deref in gtp_newlink()", "id": "2273444", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2273444"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ngtp: fix use-after-free and null-ptr-deref in gtp_newlink()\nThe gtp_link_ops operations structure for the subsystem must be\nregistered after registering the gtp_net_ops pernet operations structure.\nSyzkaller hit 'general protection fault in gtp_genl_dump_pdp' bug:\n[ 1010.702740] gtp: GTP module unloaded\n[ 1010.715877] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN NOPTI\n[ 1010.715888] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\n[ 1010.715895] CPU: 1 PID: 128616 Comm: a.out Not tainted 6.8.0-rc6-std-def-alt1 #1\n[ 1010.715899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\n[ 1010.715908] RIP: 0010:gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.715915] Code: 80 3c 02 00 0f 85 41 04 00 00 48 8b bb d8 05 00 00 e8 ed f6 ff ff 48 89 c2 48 89 c5 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 4f 04 00 00 4c 89 e2 4c 8b 6d 00 48 b8 00 00 00\n[ 1010.715920] RSP: 0018:ffff888020fbf180 EFLAGS: 00010203\n[ 1010.715929] RAX: dffffc0000000000 RBX: ffff88800399c000 RCX: 0000000000000000\n[ 1010.715933] RDX: 0000000000000001 RSI: ffffffff84805280 RDI: 0000000000000282\n[ 1010.715938] RBP: 000000000000000d R08: 0000000000000001 R09: 0000000000000000\n[ 1010.715942] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800399cc80\n[ 1010.715947] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000400\n[ 1010.715953] FS: 00007fd1509ab5c0(0000) GS:ffff88805b300000(0000) knlGS:0000000000000000\n[ 1010.715958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1010.715962] CR2: 0000000000000000 CR3: 000000001c07a000 CR4: 0000000000750ee0\n[ 1010.715968] PKRU: 55555554\n[ 1010.715972] Call Trace:\n[ 1010.715985] ? __die_body.cold+0x1a/0x1f\n[ 1010.715995] ? die_addr+0x43/0x70\n[ 1010.716002] ? exc_general_protection+0x199/0x2f0\n[ 1010.716016] ? asm_exc_general_protection+0x1e/0x30\n[ 1010.716026] ? gtp_newlink+0x4d7/0x9c0 [gtp]\n[ 1010.716034] ? gtp_net_exit+0x150/0x150 [gtp]\n[ 1010.716042] __rtnl_newlink+0x1063/0x1700\n[ 1010.716051] ? rtnl_setlink+0x3c0/0x3c0\n[ 1010.716063] ? is_bpf_text_address+0xc0/0x1f0\n[ 1010.716070] ? kernel_text_address.part.0+0xbb/0xd0\n[ 1010.716076] ? __kernel_text_address+0x56/0xa0\n[ 1010.716084] ? unwind_get_return_address+0x5a/0xa0\n[ 1010.716091] ? create_prof_cpu_mask+0x30/0x30\n[ 1010.716098] ? arch_stack_walk+0x9e/0xf0\n[ 1010.716106] ? stack_trace_save+0x91/0xd0\n[ 1010.716113] ? stack_trace_consume_entry+0x170/0x170\n[ 1010.716121] ? __lock_acquire+0x15c5/0x5380\n[ 1010.716139] ? mark_held_locks+0x9e/0xe0\n[ 1010.716148] ? kmem_cache_alloc_trace+0x35f/0x3c0\n[ 1010.716155] ? __rtnl_newlink+0x1700/0x1700\n[ 1010.716160] rtnl_newlink+0x69/0xa0\n[ 1010.716166] rtnetlink_rcv_msg+0x43b/0xc50\n[ 1010.716172] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716179] ? lock_acquire+0x1fe/0x560\n[ 1010.716188] ? netlink_deliver_tap+0x12f/0xd50\n[ 1010.716196] netlink_rcv_skb+0x14d/0x440\n[ 1010.716202] ? rtnl_fdb_dump+0x9f0/0x9f0\n[ 1010.716208] ? netlink_ack+0xab0/0xab0\n[ 1010.716213] ? netlink_deliver_tap+0x202/0xd50\n[ 1010.716220] ? netlink_deliver_tap+0x218/0xd50\n[ 1010.716226] ? __virt_addr_valid+0x30b/0x590\n[ 1010.716233] netlink_unicast+0x54b/0x800\n[ 1010.716240] ? netlink_attachskb+0x870/0x870\n[ 1010.716248] ? __check_object_size+0x2de/0x3b0\n[ 1010.716254] netlink_sendmsg+0x938/0xe40\n[ 1010.716261] ? netlink_unicast+0x800/0x800\n[ 1010.716269] ? __import_iovec+0x292/0x510\n[ 1010.716276] ? netlink_unicast+0x800/0x800\n[ 1010.716284] __sock_sendmsg+0x159/0x190\n[ 1010.716290] ____sys_sendmsg+0x712/0x880\n[ 1010.716297] ? sock_write_iter+0x3d0/0x3d0\n[ 1010.716304] ? __ia32_sys_recvmmsg+0x270/0x270\n[ 1010.716309] ? lock_acquire+0x1fe/0x560\n[ 1010.716315] ? drain_array_locked+0x90/0x90\n[ 1010.716324] ___sys_sendmsg+0xf8/0x170\n[ 1010.716331] ? sendmsg_copy_msghdr+0x170/0x170\n[ 1010.716337] ? lockdep_init_map\n---truncated---", "A flaw was found in the Linux kernel affecting the GPRS Tunneling Protocol (GTP) subsystem that involves a use-after-free and NULL pointer dereference in the gtp_newlink() function. This issue potentially causes system crashes or allows unauthorized users to gain elevated privileges."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-26793", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-04-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26793\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26793\nhttps://lore.kernel.org/linux-cve-announce/2024040401-CVE-2024-26793-2beb@gregkh/T"], "statement": "Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.", "threat_severity": "Moderate"}

{}